Automatic rotating grinding machine

By introducing a return spring and rack system into the automatic rotating grinder, the grinding disc adaptive contact with workpieces of different hardness is solved, the problem of workpiece damage and uneven wear is improved, the grinding accuracy and efficiency are achieved, and the dust removal is achieved.

CN223265397UActive Publication Date: 2025-08-26HUIAN JIATAI STONE IND CO LTD
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Patent Information

Application Number
CN202422579759.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-25
Publication Date
2025-08-26
Estimated Expiration
2034-10-25

AI Technical Summary

Technical Problem

The existing automatic rotating grinders cannot adapt to materials of different hardness when in contact with the workpiece, resulting in damage or uneven wear of the workpiece, and traditional grinders cannot adjust the contact force.

Method used

An automatic rotating grinding machine is designed. By setting up a return spring and rack system in the grinding mechanism, the grinding disc can adapt to workpieces of different hardness, and drive the racks through the motor to drive the gears to achieve hard contact, and combine it with a dustproof mechanism to absorb dust.

Benefits of technology

Improves grinding accuracy and finish of the workpiece surface, ensures grinding force and efficiency, while effectively collecting and eliminating dust to protect the workpiece from damage.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to an automatic rotating polisher which comprises a machining table, a protection box is fixedly connected to the top end of the machining table, a first motor is arranged in the protection box, a polishing mechanism is arranged in the protection box, and through the arranged polishing mechanism, in the polishing process, a polishing disc can adapt to workpieces made of different hardness materials under the action of a reset spring; and meanwhile, a second motor is started to drive a gear to rotate, so that a first rack and a second rack work cooperatively, a locking rod is matched with a locking groove, and therefore the grinding precision and the surface smoothness of the workpiece are improved. The two first racks and the two second racks can push the multiple locking rods to be inserted into the multiple locking grooves correspondingly, so that the reset spring is locked, the grinding disc makes hard contact with the workpiece, and the grinding strength and efficiency are guaranteed.
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Description

Technical Field

[0001] The utility model relates to the technical field of grinders, in particular to an automatic rotating grinder. Background Art

[0002] Automatic rotary grinder is a highly efficient equipment used for material surface treatment. It can automatically complete grinding, polishing, deburring and other processes in various industrial applications.

[0003] In actual use, some grinding discs are usually in hard contact with the workpiece and cannot be used for materials of different hardness, which may cause damage to the workpiece or uneven wear. In addition, traditional grinders can often only provide a fixed contact force and cannot be adjusted according to the workpiece material. Utility Model Content

[0004] (1) Technical issues to be solved

[0005] In order to solve the above-mentioned problems of the prior art, the utility model provides an automatic rotating grinder to solve the problem that some grinding discs are usually in hard contact with the workpiece, cannot be used for materials of different hardness, may cause damage to the workpiece or uneven wear, and traditional grinders can often only provide a fixed contact force and cannot be adjusted according to the material of the workpiece.

[0006] (2) Technical solution

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by this utility model are:

[0008] An automatic rotary grinder comprises a processing table, the top of the processing table is fixedly connected to a protective box, a motor 1 is provided inside the protective box, a grinding mechanism is provided inside the protective box, the grinding mechanism comprises a connecting plate, a mounting plate, a grinding plate, a lifting rod 1, a lifting rod 2, a mounting plate, a reset spring, a gear, a rack 1, a rack 2, a slide rail 1, a slide rail 2, a motor 2 and a locking slot, the bottom end of the connecting plate is fixedly connected to the motor 2, the output end of the motor 2 is fixedly connected to a gear, the bottom end of the gear is rotatably connected to the mounting plate, the bottom end of the mounting plate is engaged with the grinding plate, and the top end of the mounting plate is fixed A plurality of limit rods 1 are fixedly connected, and the top ends of the plurality of limit rods 1 are vertically slidably connected to the plurality of limit rods 2, and the plurality of limit rods 1 and the plurality of limit rods 2 are provided with locking grooves, and the middle parts of the plurality of limit rods 2 are fixedly connected to the mounting plate, and the bottom ends of the plurality of mounting plates are fixedly connected to the plurality of return springs, and one side of the plurality of mounting plates is provided with a plurality of limit supports, and the middle parts of the plurality of limit supports are slidably connected to the locking rod, both sides of the gear are meshed with a rack 1, and the front and back sides of the gear are meshed with a rack 2, and the bottom ends of the connecting plate are respectively fixedly connected to two slide rails 1 and two slide rails 2;

[0009] A dust removal mechanism is provided on the front of the protective box, and the dust removal mechanism includes a guide rail, a dust cover, a transmission pipe, a transmission pump, a connecting pipe, a transparent window, a filter box, an irradiation lamp and a filter screen. The inner sides of the two guide rails are fixedly connected to the front of the protective box, the front of the dust cover is fixedly connected to the transmission pump, the air outlet of the transmission pump is fixedly connected to the transmission pipe, the air inlet of the transmission pump is fixedly connected to the connecting pipe, one end of the connecting pipe is fixedly connected to the filter box, the filter box is fixedly connected to the front of the dust cover, a plurality of filter screens are snap-connected to the inner wall of the filter box, the top of the dust cover is fixedly connected to the irradiation lamp, and the front of the dust cover is fixedly embedded with a transparent window.

[0010] The top of the protective box is fixedly connected to an electric lifting rod, the output end of the electric lifting rod passes through the protective box and is fixedly connected to motor 1, the output end of motor 1 is fixedly connected to a connecting seat, and the top of the connecting plate is fixedly connected to the bottom end of the connecting seat.

[0011] The bottom ends of the plurality of return springs are fixedly connected to the top end of the mounting plate, and one end of the plurality of locking rods matches the size of the plurality of locking slots.

[0012] One end of the two first racks is fixedly connected to one end of two of the locking rods, and one end of the two second racks is fixedly connected to one end of the other two of the locking rods.

[0013] The top ends of the two racks 1 are respectively slidably connected to the bottom ends of the two slide rails 1, and the top ends of the two racks 2 are respectively slidably connected to the bottom ends of the two slide rails 2.

[0014] The top end of the processing table is rotatably connected to the limited base, and the bottom end of the connecting plate is fixedly connected to the top end of the mounting plate.

[0015] The inner sides of the dust covers are vertically slidably connected to the front sides of the two guide rails, and one end of the transmission pipe passes through the dust cover.

[0016] (3) Beneficial effects

[0017] The beneficial effects of the present invention are as follows: through the provided grinding mechanism, during the grinding process, the action of the return spring enables the grinding disc to adapt to workpieces of different hardness materials, avoiding the problem of damage to the workpiece or uneven wear caused by hard contact, thereby improving the grinding accuracy and the surface finish of the workpiece. At the same time, the start-up of the second motor drives the gear to rotate, so that the rack one and the rack two work together. Through the cooperation of the locking rods and the locking grooves, the two racks one and the two racks two can push the multiple locking rods to be inserted into the multiple locking grooves respectively, thereby locking the return spring, so that the grinding disc and the workpiece achieve hard contact, ensuring the grinding force and efficiency. In addition, with the provided dust prevention mechanism, the dust generated during the grinding process is sucked into the transmission pipe by the suction of the transmission pump, and the transmission pipe guides the dust to the filter box. In the filter box, the dust is effectively intercepted by the filter screen, and clean air is discharged through the transmission pump. The transparent window on the dust cover allows the operator to monitor the accumulation of dust in the filter box in real time. When the filter is clogged, it can be cleaned or replaced in time. The setting of the illumination lamp provides the necessary light source, so that even in a low-light environment, the operator can clearly observe the situation inside the filter box. The reset spring locking principle converts the rotational power of motor 2 into linear power, so that the gear drives rack 1 and rack 2 to move, and then pushes the locking rod to move and insert into the locking groove, so that limit rod 1 and limit rod 2 cannot be slidably connected, achieving hard contact. The working principle of the dust prevention mechanism is to suck the dust into the transmission pipe through the suction of the transmission pump, and filter it through the filter in the filter box, ensuring the effective collection of dust and the discharge of clean air. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the front structure of the utility model;

[0020] Figure 3 For the utility model Figure 2 Enlarged view of point A in the middle;

[0021] Figure 4 This is a schematic structural diagram of the filter box portion of the present invention;

[0022] Figure 5 This is an exploded view of the mounting plate portion of the present invention;

[0023] Figure 6 For the utility model Figure 5 Enlarged view of point B in the middle;

[0024] Figure 7 This is a schematic structural diagram of the two parts of the motor of the present utility model.

[0025] [Description of Reference Numerals]

[0026] 1. Processing table; 2. Protective box; 3. Electric lifting rod; 4. Dust removal mechanism; 401. Guide rail; 402. Dust cover; 403. Transmission pipe; 404. Transmission pump; 405. Connecting pipe; 406. Transparent window; 407. Filter box; 408. Irradiation lamp; 409. Filter; 5. Limit base; 6. Connecting seat; 7. Grinding mechanism; 701. Connecting plate; 702. Mounting plate; 703. Grinding plate; 704. Limit rod 2; 705. Mounting plate; 706. Return spring; 707. Gear; 708. Rack 1; 709. Rack 2; 710. Limit support; 711. Locking rod; 712. Locking slot; 713. Limit rod 1; 714. Motor 2; 715. Slide rail 1; 716. Slide rail 2; 8. Motor 1. DETAILED DESCRIPTION

[0027] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation methods in conjunction with the accompanying drawings.

[0028] Please refer to Figures 1 to 7 As shown, an automatic rotary grinder of the present invention includes a processing table 1, the top of the processing table 1 is fixedly connected to a protective box 2, a motor 8 is provided inside the protective box 2, a grinding mechanism 7 is provided inside the protective box 2, the grinding mechanism 7 includes a connecting plate 701, a mounting plate 702, a grinding plate 703, a lifting rod 1, a lifting rod 2, a mounting plate 705, a reset spring 706, a gear 707, a rack 1 708, a rack 2 709, a slide rail 1 715, a slide rail 2 716, a motor 2 714 and a locking groove 712, the bottom end of the connecting plate 701 is fixedly connected to the motor 2 714, the output end of the motor 2 714 is fixedly connected to the gear 707, the bottom end of the gear 707 is rotatably connected to the mounting plate 702, the bottom end of the mounting plate 702 is engaged with the grinding plate 703, and the mounting plate The top of the disk 702 is fixedly connected to a plurality of limit rods 713, and the tops of the plurality of limit rods 713 are vertically slidably connected to a plurality of limit rods 704. The plurality of limit rods 713 and the plurality of limit rods 704 are both provided with locking grooves 712. The middle parts of the plurality of limit rods 704 are fixedly connected to a mounting plate 705, and the bottom ends of the plurality of mounting plates 705 are fixedly connected to a plurality of return springs 706. One side of the plurality of mounting plates 705 is provided with a plurality of limit supports 710, and the middle parts of the plurality of limit supports 710 are slidably connected to a locking rod 711. Racks 708 are meshed on both sides of the gear 707, and racks 709 are meshed on the front and back sides of the gear 707. The bottom end of the connecting plate 701 is respectively fixedly connected to two slide rails 1 715 and two slide rails 2 716.

[0029] A dust removal mechanism 4 is provided on the front of the protective box 2. The dust removal mechanism 4 includes a guide rail 401, a dust cover 402, a transmission pipe 403, a transmission pump 404, a connecting pipe 405, a transparent window 406, a filter box 407, an irradiation lamp 408 and a filter screen 409. The inner sides of the two guide rails 401 are fixedly connected to the front of the protective box 2. The front of the dust cover 402 is fixedly connected to the transmission pump 404, the air outlet of the transmission pump 404 is fixedly connected to the transmission pipe 403, the air inlet of the transmission pump 404 is fixedly connected to the connecting pipe 405, one end of the connecting pipe 405 is fixedly connected to the filter box 407, the filter box 407 is fixedly connected to the front of the dust cover 402, and a plurality of filter screens 409 are snap-connected to the inner wall of the filter box 407. The top of the dust cover 402 is fixedly connected to the irradiation lamp 408, and the front of the dust cover 402 is fixedly embedded with a transparent window 406. In actual implementation, during the grinding process, the action of the return spring 706 enables the grinding disc 703 to adapt to workpieces of different hardness materials, avoiding the problem of damage or uneven wear of the workpiece caused by hard contact, thereby improving the grinding accuracy and the smoothness of the workpiece surface. At the same time, the start of motor 2 714 drives gear 707 to rotate, so that rack 1 708 and rack 2 709 work together. Through the cooperation of locking rod 711 and locking groove 712, the two racks 1 708 and the two racks 2 709 can push multiple locking rods 711 to be inserted into multiple locking grooves 712 respectively, thereby locking the return spring 706, so that the grinding disc 703 is in hard contact with the workpiece, ensuring the grinding force and efficiency. In addition, with the dust-proof mechanism set up, the dust generated during the grinding process is sucked into the transmission pipe 403 through the suction of the transmission pump 404, and the transmission pipe 403 guides the dust to the filter box 407. In the filter box 407 , dust is effectively intercepted by the filter 409 , and clean air is discharged through the transmission pump 404 . The transparent window 406 on the dust cover 402 allows the operator to monitor the accumulation of dust in the filter box 407 in real time. When the filter 409 is clogged, it can be cleaned or replaced in time. The setting of the illumination lamp 408 provides the necessary light source, so that the operator can clearly observe the situation inside the filter box 407 even in a low-light environment. The locking principle of the return spring 706 converts the rotational power of the motor 2 714 into linear power, so that the gear 707 drives the rack 1 708 and the rack 2 709 to move, and then pushes the locking rod 711 to move and insert into the locking groove 712, so that the limit rod 1 713 and the limit rod 2 704 cannot be slidably connected, achieving hard contact. The working principle of the dust prevention mechanism is to suck the dust into the transmission pipe 403 through the suction force of the transmission pump 404, and filter it through the filter 409 in the filter box 407, ensuring the effective collection of dust and the discharge of clean air.

[0030] Optionally, the top of the protective box 2 is fixedly connected to an electric lift rod 3. The output end of the electric lift rod 3 passes through the protective box 2 and is fixedly connected to a motor 8. The output end of the motor 8 is fixedly connected to a connecting base 6. The top end of the connecting plate 701 is fixedly connected to the bottom end of the connecting base 6. In actual implementation, the user can adjust the height of the motor 8 by adjusting the output end of the electric lift rod 3 to accommodate workpieces of different sizes.

[0031] Optionally, the bottom ends of the plurality of return springs 706 are fixedly connected to the top end of the mounting plate 702, and one end of the plurality of locking rods 711 matches the size of the plurality of locking slots 712. In actual implementation, the fixed connection of the return springs 706 and the matching size of the locking rods 711 and the locking slots 712 ensure that the grinding plate 703 can be quickly converted to hard contact when needed. This step helps to improve the consistency and stability of grinding while protecting the workpiece from excessive wear.

[0032] Optionally, one end of the two racks 708 is fixedly connected to one end of two of the locking rods 711, and one end of the two racks 709 is fixedly connected to one end of the other two of the locking rods 711. In actual implementation, the movement of the racks 708 and 709 can drive the locking rods 711 to move.

[0033] Optionally, the top ends of the two racks 708 are slidably connected to the bottom ends of the two slide rails 715, and the top ends of the two racks 709 are slidably connected to the bottom ends of the two slide rails 716. In actual implementation, the provision of the slide rails 715 and 716 can improve the stability of the movement of the racks 708 and 709.

[0034] Optionally, the top of the processing table 1 is rotatably connected to the limit base 5, and the bottom end of the connecting plate 701 is fixedly connected to the top of the mounting plate 702. In actual implementation, the design of the limit base 5 at the top of the processing table 1 provides stable support for the connecting plate 701, ensuring the stability of the entire grinding mechanism 7.

[0035] Optionally, the inner sides of the dust cover 402 are vertically slidably connected to the front sides of the two guide rails 401, and one end of the transmission pipe 403 passes through the dust cover 402. In actual implementation, the transmission pump 404 can extract the debris inside the protective box 2 through the transmission pipe 403.

[0036] The above shows and describes the basic principles, main features and advantages of the present invention, and the standard parts used in the present invention can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0037] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the description and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. An automatic rotary grinding machine, comprising a processing table (1), characterized in that: The top of the processing table (1) is fixedly connected to a protective box (2), a motor (8) is provided inside the protective box (2), a grinding mechanism (7) is provided inside the protective box (2), and the grinding mechanism (7) comprises a connecting plate (701), a mounting plate (702), a grinding plate (703), a lifting rod (1), a lifting rod (2), a mounting plate (705), a return spring (706), a gear (707), a rack (1) (708), and a rack (2) (709). , slide rail 1 (715), slide rail 2 (716), motor 2 (714) and locking groove (712), the bottom end of the connecting plate (701) is fixedly connected to motor 2 (714), the output end of motor 2 (714) is fixedly connected to gear (707), the bottom end of gear (707) is rotatably connected to mounting plate (702), the bottom end of mounting plate (702) is engaged with grinding plate (703), the top end of mounting plate (702 ... fixedly connected to motor 2 (714), the output end of gear (707) is fixedly connected to gear (707), the output end of gear (707) is fixedly connected to The ends of the plurality of limit rods (713) are fixedly connected, the top ends of the plurality of limit rods (713) are vertically slidably connected to the plurality of limit rods (704), the plurality of limit rods (713) and the plurality of limit rods (704) are each provided with a locking groove (712), the middle portions of the plurality of limit rods (704) are fixedly connected to a mounting plate (705), and the bottom ends of the plurality of mounting plates (705) are fixedly connected to a plurality of return springs (706). A plurality of position-limiting supports (710) are provided on one side of the plurality of mounting plates (705), and a locking rod (711) is slidably connected to the middle of the plurality of position-limiting supports (710), racks 1 (708) are meshed on both sides of the gear (707), and racks 2 (709) are meshed on the front and back sides of the gear (707), and the bottom end of the connecting plate (701) is fixedly connected to two slide rails 1 (715) and two slide rails 2 (716). The front of the protection box (2) is provided with a dust removal mechanism (4), the dust removal mechanism (4) comprising a guide rail (401), a dust cover (402), a transmission pipe (403), a transmission pump (404), a connecting pipe (405), a transparent window (406), a filter box (407), an irradiation lamp (408) and a filter screen (409), the inner sides of the two guide rails (401) are fixedly connected to the front of the protection box (2), the front of the dust cover (402) is fixedly connected to the transmission pump (404), and the transmission pump (404) is fixedly connected to the front of the protection box (2). The air outlet is fixedly connected to a transmission pipe (403), the air inlet of the transmission pump (404) is fixedly connected to a connecting pipe (405), one end of the connecting pipe (405) is fixedly connected to a filter box (407), the filter box (407) is fixedly connected to the front of the dust cover (402), the inner wall of the filter box (407) is snap-connected with a plurality of filter screens (409), the top of the dust cover (402) is fixedly connected to an irradiation lamp (408), and the front of the dust cover (402) is fixedly embedded with a transparent window (406).

2. The automatic rotary grinding machine according to claim 1, characterized in that: The top end of the protective box (2) is fixedly connected to an electric lifting rod (3), the output end of the electric lifting rod (3) passes through the protective box (2) and is fixedly connected to a motor 1 (8), the output end of the motor 1 (8) is fixedly connected to a connecting seat (6), and the top end of the connecting plate (701) is fixedly connected to the bottom end of the connecting seat (6).

3. The automatic rotary grinding machine according to claim 1, characterized in that: The bottom ends of the plurality of return springs (706) are fixedly connected to the top end of the mounting plate (702), and one end of the plurality of locking rods (711) matches the size of the plurality of locking slots (712).

4. The automatic rotary grinding machine according to claim 1, characterized in that: One end of the two racks (708) is fixedly connected to one end of two of the locking rods (711), and one end of the two racks (709) is fixedly connected to one end of the other two of the locking rods (711).

5. The automatic rotary grinding machine according to claim 1, characterized in that: The top ends of the two racks (708) are respectively slidably connected to the bottom ends of the two slide rails (715), and the top ends of the two racks (709) are respectively slidably connected to the bottom ends of the two slide rails (716).

6. The automatic rotary grinding machine according to claim 1, characterized in that: The top end of the processing table (1) is rotatably connected to the limiting base (5), and the bottom end of the connecting plate (701) is fixedly connected to the top end of the mounting plate (702).

7. The automatic rotary grinding machine according to claim 1, characterized in that: The inner sides of the dust cover (402) are vertically slidably connected to the front sides of the two guide rails (401), and one end of the transmission tube (403) passes through the dust cover (402).